Senior Test Engineer

📍 Location: Remote (with occasional visits to Warsaw office)

💰 B2B: 115–135 PLN/h

We are looking for a proactive and detail-oriented Senior Test Engineer to join a team working on complex supply chain and data platform solutions. The role involves end-to-end testing of event-driven systems and data integrations in an international environment, with strong focus on data quality, mappings, and cross-system flows.

Responsibilities

• Lead and manage end-to-end testing activities across integration and data platform components
• Design, execute, and maintain test scenarios for event-driven architectures (Kafka-based systems)
• Validate data mappings, transformations, and end-to-end business processes across multiple systems
• Investigate defects by tracing issues across integration flows, mapping logic, components, and data quality
• Collaborate closely with developers, SMEs, and business stakeholders to ensure high-quality releases
• Own and maintain test documentation, test plans, and test cases
• Drive defect triage and resolution discussions with clear and structured communication
• Use tools such as JIRA and TestRail/Xray for test management and reporting
• Contribute to and gradually take ownership of test automation initiatives
• Continuously improve test strategy, processes, and test coverage

We Offer

• Opportunity to work on complex international data and integration projects
• Remote work model with occasional visits to Warsaw office
• Collaboration with experienced technical and business teams
• Stable long-term cooperation
• Private healthcare (LuxMed)
• Multisport card